BE819441A - Perfectionnement aux pompes moleculaires a tambour - Google Patents

Perfectionnement aux pompes moleculaires a tambour

Info

Publication number
BE819441A
BE819441A BE1006155A BE1006155A BE819441A BE 819441 A BE819441 A BE 819441A BE 1006155 A BE1006155 A BE 1006155A BE 1006155 A BE1006155 A BE 1006155A BE 819441 A BE819441 A BE 819441A
Authority
BE
Belgium
Prior art keywords
molecular
improvement
drum pumps
pumps
drum
Prior art date
Application number
BE1006155A
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE819441A publication Critical patent/BE819441A/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/02—Multi-stage pumps
    • F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
    • F04D19/044—Holweck-type pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
BE1006155A 1973-09-14 1974-09-02 Perfectionnement aux pompes moleculaires a tambour BE819441A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7333097A FR2244370A5 (fr) 1973-09-14 1973-09-14

Publications (1)

Publication Number Publication Date
BE819441A true BE819441A (fr) 1975-03-03

Family

ID=9125050

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1006155A BE819441A (fr) 1973-09-14 1974-09-02 Perfectionnement aux pompes moleculaires a tambour

Country Status (10)

Country Link
US (1) US3924962A (fr)
JP (1) JPS5055911A (fr)
BE (1) BE819441A (fr)
CH (1) CH592818A5 (fr)
DE (1) DE2443727A1 (fr)
FR (1) FR2244370A5 (fr)
GB (1) GB1473713A (fr)
IT (1) IT1020719B (fr)
NL (1) NL7412212A (fr)
SU (1) SU580850A3 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8105614A (nl) * 1981-12-14 1983-07-01 Ultra Centrifuge Nederland Nv Hoog-vacuum moleculair pomp.
JPH0784871B2 (ja) * 1986-06-12 1995-09-13 株式会社日立製作所 真空排気装置
WO1989006319A1 (fr) * 1987-12-25 1989-07-13 Sholokhov Valery B Pompe a vide moleculaire
JPH02502840A (ja) * 1988-01-05 1990-09-06 ショロホフ　ヴァレリイ　ボリソヴィチ 分子真空ポンプ
GB2226603B (en) * 1988-02-26 1992-07-29 Nikolai Mikhailovich Novikov Turbomolecular vacuum pump
WO1989009341A1 (fr) * 1988-03-30 1989-10-05 Sergeev Vladimir P Pompe a vide turbomoleculaire
DE3831258C1 (fr) * 1988-09-14 1989-10-12 Alcatel Hochvakuumtechnik Gmbh, 6980 Wertheim, De
GB2585936A (en) * 2019-07-25 2021-01-27 Edwards Ltd Drag pump

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1053637A (en) * 1912-03-02 1913-02-18 John Arthur Hamilton O'reilly Fluid-propelled machine.
US1448079A (en) * 1920-07-08 1923-03-13 Noeggerath Jacob Emil Viscosity pump
US1902439A (en) * 1930-12-30 1933-03-21 Edward T Skeffington Flying worm steam motor
US1869106A (en) * 1931-06-12 1932-07-26 Charles J Marchant Rotary engine
NL7111948A (fr) * 1971-08-31 1973-03-02

Also Published As

Publication number Publication date
US3924962A (en) 1975-12-09
SU580850A3 (ru) 1977-11-15
CH592818A5 (fr) 1977-11-15
DE2443727A1 (de) 1975-04-03
JPS5055911A (fr) 1975-05-16
IT1020719B (it) 1977-12-30
FR2244370A5 (fr) 1975-04-11
NL7412212A (nl) 1975-03-18
GB1473713A (en) 1977-05-18

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